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Finding the Fourth Proportional to 41,881.75, 57,796.82 and 23,018.88

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Solution

The fourth proportional to 41,881.75, 57,796.82 and 23,018.88 is: 31,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,881.75 : 57,796.82 = 23,018.88 : x
  2. Step 2: Convert to fraction form
    41,881.75/57,796.82 = 23,018.88/x
  3. Step 3: Cross multiply
    41,881.75x = 57,796.82 × 23,018.88
  4. Step 4: Simplify right side
    41,881.75x = 1,330,418,063.96
  5. Step 5: Solve for x
    x = 1,330,418,063.96/41,881.75
  6. Step 6: Final answer
    x = 31,766.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.